Display popup only once in the app
Hi! How to display a tip or a guide popup only once in the app?
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Increase AppBarButton height in UWP
I am trying to modify the style of the AppBarButton, but I have got no luck in trying to override the base style in App.xaml. I believe, I need to set this style at runtime to take effect, but I don't...
View ArticleBest way to insert a Native Android Activity in a Xamarin.Forms application?
Let's say I want my Xamarin.Forms application use a native Android activity as first page (then xaml pages for the next screens) This Page from Microsoft documentation explains how to add a Xamarin...
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Widget similar to Xamarin.Android popup menu, for Xamarin.Forms?
Is there any widget, similar to Xamarin.Android popup menu, for Xamarin.Forms (especially for Android + iOS)? Like in the image below: I've already achieved those three dots button for each row, but...
View ArticlePicture Gallery
What is the best way to show pictures like a phone gallery? I am allready able to add pictures from device gallery and show them but i always want to show 9 pictures in one page without scrolling. What...
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listview
Hello, I am using a listview and a collectuionView in my xamarin project. and when I remove an item from the list, it removes it from the Sqlite database. The porbleme is at the level of the list. the...
View ArticleImage handling cross platform
What is the best way to load an image from a URL in Xamarin Forms and display it correctly in Android and iOS? I try several things without good results: FFImageLoading library with AspectFill,...
View ArticleFreshMvvM PopToRoot Not working in Xamarin Forms(Android)
Hi I'm using FreshMvvM , When i call await CoreMethods.PopToRoot(true) Nothing Happens in Android , am i missing something here ?
View ArticleDetect when user close the app or app crashes
Hi, I am struggling with a problem. So In App we have 3 methods OnSleep OnResume and OnStart Does xamarin have any method which detect the app close. Or what is the best way to detect this. Thanks
View ArticleCan't load solution in VS for MAC
Suddenly, now when i try to open my solution on VS for mac i get this error: The type initializer for 'monodevelop.projects.msbuild.msbuildevaluationcontext' threw an exception Even on a fresh cloned...
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Error Run Project Android 4.3
Severity Code Description Project File Line Suppression State Error ADB1000: System.ArgumentOutOfRangeException: Length cannot be less than zero. Parameter name: length at System.String.Substring(Int32...
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CollectionView background color not highting when add the items to the list
Hi, i am using collectionview for selecting multile items. when select the items, background color is coming.but my problem is when add the items to the list , now not getting the background color for...
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Bottom items of ListView in Master-Detail Page inside TabbedPage not selectable?
Hi community, I have an app which contains modal page (pushed to the stack using PushModalAsync) that is a TabbedPage. One of the tabs of the tabbed pages is a Master-Detail page. On the Detail page I...
View ArticleXamarin 101 Embedded Images - can't find ..dll - any ideas how to debug?
I'm very new to Xamarin. I followed Xamarin 101 Embedded Images exactly (I think). On debug it gives me an error - Error CS0006 Metadata file...
View ArticleCheck the version and download the app
Hello How can I download the app from the Internet and display the percentage of its display and install the new version of the app
View ArticleHow to access dynamically created UI element ?
I am creating UI element and adding to stack layout like StackContainer = new StackLayout(); StackContainer.Children.Add(new Entry() { Placeholder = "Enter text", ClassId="2" }); Content =...
View Articleconnect Xamarin to rest web service
hi, I'm starting learning Xamarin and i face problem in connecting app with DB. i built rest web services with method get and i uplode it in host. after that i add this code in app public MainPage() {...
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how add image/button next to last item in collection view in xamarin forms?
i need your help i'm trying to make the following UI in xamarin forms.i want the Upload button or image at the end of list . i tried to use collection view with grid item layout .i'm able to show...
View ArticleHow to add a missing Event to CollectionView
Hi, I really need to use an event that notifies me when the user stops scrolling (lifting finger from the display). Since Xamarin.Forms's CollectionView does not currently has that event built-in (that...
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